/* ============================================
   ADMINISTRACION DRIVER - Estilos
   ============================================ */

:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #dbeafe;
    --success: #16a34a;
    --warning: #f59e0b;
    --danger: #dc2626;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --sidebar-w: 260px;
    --header-h: 60px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--gray-100);
    color: var(--gray-800);
    font-size: 14px;
    line-height: 1.5;
}

/* Login */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
}

.login-box {
    background: white;
    border-radius: 12px;
    padding: 40px;
    width: 400px;
    max-width: 90vw;
    box-shadow: 0 20px 60px rgba(0,0,0,0.2);
}

.login-box h1 {
    font-size: 24px;
    margin-bottom: 8px;
    color: var(--gray-900);
}

.login-box p {
    color: var(--gray-500);
    margin-bottom: 24px;
}

/* Layout */
.app-layout {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-w);
    background: var(--gray-900);
    color: white;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    overflow-y: auto;
    z-index: 100;
    transition: transform 0.3s;
}

.sidebar-brand {
    padding: 16px 20px;
    border-bottom: 1px solid var(--gray-700);
}

.sidebar-brand h2 {
    font-size: 16px;
    font-weight: 700;
    color: white;
}

.sidebar-brand small {
    color: var(--gray-400);
    font-size: 12px;
}

.sidebar-nav {
    padding: 12px 0;
}

.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 20px;
    color: var(--gray-300);
    text-decoration: none;
    transition: all 0.2s;
    font-size: 14px;
}

.sidebar-nav a:hover {
    background: var(--gray-700);
    color: white;
}

.sidebar-nav a.active {
    background: var(--primary);
    color: white;
    border-right: 3px solid white;
}

.sidebar-nav .nav-section {
    padding: 16px 20px 6px;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--gray-500);
    font-weight: 600;
}

.sidebar-footer {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 12px 20px;
    border-top: 1px solid var(--gray-700);
    background: var(--gray-900);
}

.sidebar-footer a {
    color: var(--gray-400);
    text-decoration: none;
    font-size: 13px;
}

.sidebar-footer a:hover { color: white; }

/* Main Content */
.main-content {
    margin-left: var(--sidebar-w);
    flex: 1;
    min-height: 100vh;
}

.top-bar {
    height: var(--header-h);
    background: white;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    position: sticky;
    top: 0;
    z-index: 50;
}

.top-bar h1 {
    font-size: 18px;
    font-weight: 600;
}

.top-bar .user-info {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--gray-600);
}

.content-area {
    padding: 24px;
}

/* Cards */
.card {
    background: white;
    border-radius: 8px;
    border: 1px solid var(--gray-200);
    overflow: hidden;
}

.card-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-header h2 {
    font-size: 16px;
    font-weight: 600;
}

.card-body {
    padding: 20px;
}

/* Stats */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: white;
    border-radius: 8px;
    border: 1px solid var(--gray-200);
    padding: 20px;
}

.stat-card .stat-icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    margin-bottom: 12px;
}

.stat-card .stat-icon.blue { background: var(--primary-light); color: var(--primary); }
.stat-card .stat-icon.green { background: #dcfce7; color: var(--success); }
.stat-card .stat-icon.yellow { background: #fef3c7; color: var(--warning); }
.stat-card .stat-icon.red { background: #fee2e2; color: var(--danger); }

.stat-card .stat-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--gray-900);
    line-height: 1.2;
}

.stat-card .stat-label {
    font-size: 13px;
    color: var(--gray-500);
    margin-top: 4px;
}

/* Tables */
.table-container {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

thead th {
    background: var(--gray-50);
    padding: 10px 12px;
    text-align: left;
    font-weight: 600;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--gray-600);
    border-bottom: 2px solid var(--gray-200);
    white-space: nowrap;
}

tbody td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--gray-100);
    font-size: 13px;
}

tbody tr:hover {
    background: var(--gray-50);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: 6px;
    border: none;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s;
    white-space: nowrap;
}

.btn-primary { background: var(--primary); color: white; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-success { background: var(--success); color: white; }
.btn-danger { background: var(--danger); color: white; }
.btn-outline {
    background: white;
    color: var(--gray-700);
    border: 1px solid var(--gray-300);
}
.btn-outline:hover { background: var(--gray-50); }
.btn-sm { padding: 4px 10px; font-size: 12px; }

/* Forms */
.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: 4px;
}

.form-control {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--gray-300);
    border-radius: 6px;
    font-size: 14px;
    color: var(--gray-800);
    background: white;
    transition: border-color 0.2s;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b7280' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

/* Filters bar */
.filters-bar {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    align-items: flex-end;
    margin-bottom: 16px;
}

.filters-bar .form-group {
    margin-bottom: 0;
}

/* Pagination */
.pagination {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0;
    font-size: 13px;
    color: var(--gray-600);
}

.pagination .pages {
    display: flex;
    gap: 4px;
}

.pagination .pages a, .pagination .pages span {
    padding: 6px 12px;
    border-radius: 4px;
    text-decoration: none;
    color: var(--gray-700);
    border: 1px solid var(--gray-200);
}

.pagination .pages a:hover { background: var(--gray-50); }
.pagination .pages span.current { background: var(--primary); color: white; border-color: var(--primary); }

/* Charts */
.chart-container {
    position: relative;
    height: 300px;
}

/* Badges */
.badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
}

.badge-success { background: #dcfce7; color: #166534; }
.badge-warning { background: #fef3c7; color: #92400e; }
.badge-danger { background: #fee2e2; color: #991b1b; }
.badge-info { background: var(--primary-light); color: var(--primary-dark); }

/* Modal */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.5);
    z-index: 200;
    align-items: center;
    justify-content: center;
}

.modal-overlay.active { display: flex; }

.modal {
    background: white;
    border-radius: 12px;
    width: 600px;
    max-width: 90vw;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.modal-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-header h3 { font-size: 16px; }

.modal-close {
    background: none;
    border: none;
    font-size: 20px;
    cursor: pointer;
    color: var(--gray-400);
}

.modal-body { padding: 20px; }
.modal-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--gray-200);
    display: flex;
    justify-content: flex-end;
    gap: 8px;
}

/* Alerts */
.alert {
    padding: 12px 16px;
    border-radius: 6px;
    margin-bottom: 16px;
    font-size: 13px;
}

.alert-success { background: #dcfce7; color: #166534; border: 1px solid #bbf7d0; }
.alert-error { background: #fee2e2; color: #991b1b; border: 1px solid #fecaca; }

/* Responsive */
@media (max-width: 768px) {
    .sidebar { transform: translateX(-100%); }
    .sidebar.open { transform: translateX(0); }
    .main-content { margin-left: 0; }
    .stats-grid { grid-template-columns: 1fr; }
    .filters-bar { flex-direction: column; }
}

/* Currency format */
.text-right { text-align: right; }
.text-center { text-align: center; }
.font-mono { font-family: 'JetBrains Mono', 'Fira Code', monospace; }